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About this site

Since September 2002

Site manager information

Site name: TrekGEO

Administrator: NariNari



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Record of updates

  • March 8th, 2020
  • The page of Augite of Akima river in Gunma pref. was added.
  • February 2nd, 2020
  • The page of liquid was added in Mineral Database.
  • January 26th, 2020
  • The page of amorphous was added in Mineral Database.
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